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GnRH in the Human Female Reproductive Axis
Patrizia Limonta1, Marina Montagnani Marelli1, Roberta Moretti1
1Università degli Studi di Milano, Milano, Italy.
Vitamins and Hormones
|March 17, 2018
Summary
Gonadotropin-releasing hormone (GnRH) regulates the reproductive axis. Understanding GnRH neuron function improves diagnosis and treatment for reproductive disorders and infertility, offering new therapeutic strategies.
Area of Science:
- Neuroendocrinology
- Reproductive Biology
- Pharmacology
Background:
- Gonadotropin-releasing hormone (GnRH) is the primary regulator of the pituitary-gonadal axis.
- Advances in understanding GnRH neuron development and function enhance diagnostic and therapeutic strategies for hypogonadotropic hypogonadism and puberty onset disorders.
Purpose of the Study:
- To explore the multifaceted roles of GnRH in female reproductive health.
- To highlight novel diagnostic and therapeutic applications of GnRH and its analogs.
Main Methods:
- Review of current knowledge on GnRH neuron control and signaling pathways.
- Analysis of the impact of neuronal inputs on GnRH pulse generator function.
- Examination of GnRH/GnRH receptor system in ovarian and endometrial tissues.
- Evaluation of pharmacological applications of GnRH and its synthetic analogs.
Main Results:
- GnRH neuron function is influenced by various neuronal systems, offering therapeutic targets.
- The GnRH system is present in the ovary and endometrium, extending its functional scope.
- GnRH agonists and antagonists are effective in modulating gonadotropin secretion for fertility control and assisted reproduction.
- GnRH agonists show promise in preserving ovarian function during chemotherapy.
Conclusions:
- A deeper understanding of GnRH neurobiology facilitates improved management of reproductive disorders.
- Pharmacological manipulation of the GnRH system offers versatile therapeutic options for fertility and ovarian protection.
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